#2A5EB9#2A5EB9

#2A5EB9 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.154 H 260.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#2A5EB9
RGB	rgb(42, 94, 185)
HSL	hsl(218, 63%, 45%)
HSV	hsv(218, 77%, 73%)
CMYK	cmyk(77.3%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(41.21, 15.62, -53.02)
CIE-LCH	lch(41.21, 55.27, 286.41°)
OKLab	oklab(49.83% -0.025 -0.1524)
OKLCH	oklch(49.83% 0.154 260.7)
XYZ	xyz(13.7113, 11.9989, 47.4829)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5EB9 #B9852A

analogous

#2AA6B9 #2A5EB9 #3E2AB9

triadic

#2A5EB9 #B92A5E #5EB92A

tetradic

#2A5EB9 #B92AA6 #B9852A #2AB93E

square

#2A5EB9 #B92AA6 #B9852A #2AB93E

split-complementary

#2A5EB9 #B93E2A #A6B92A

monochromatic

#132B55 #1F4587 #2A5EB9 #4A7DD6 #7CA1E1

Accessibility & contrast

On white

6.18

#2A5EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2A5EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5EB9

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5EB9	#FFFFFF	#000000	##FFFFFF
##2A5EB9	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2968BC

Deuteranopia (green-blind)

#005BB7

Tritanopia (blue-blind)

#007482

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2a5eb9;
/* rgb */ color: rgb(42, 94, 185);
/* oklch */ color: oklch(49.8% 0.154 260.7);

Tailwind

colors: {
  custom: {
    50: '#798bcf',
    500: '#2a5eb9',
    950: '#000000',
  },
}

SCSS

$custom: #2a5eb9;
$custom-light: #798bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5eb9",
  "rgb": {
    "r": 42,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 218.182,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49834,
    "c": 0.15445,
    "h": 260.7
  },
  "luminance": 0.12
}

Semantic roles & 50–950 ramp

primary

#2A5EB9

secondary

#CAAB75

accent

#AA42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2A5EB9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →